diff options
| -rw-r--r-- | src/backend/storage/smgr/md.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/backend/storage/smgr/md.c b/src/backend/storage/smgr/md.c index bf0f3ca76d1..6796756358f 100644 --- a/src/backend/storage/smgr/md.c +++ b/src/backend/storage/smgr/md.c @@ -930,7 +930,7 @@ mdwritev(SMgrRelation reln, ForkNumber forknum, BlockNumber blocknum, { /* This assert is too expensive to have on normally ... */ #ifdef CHECK_WRITE_VS_EXTEND - Assert(blocknum < mdnblocks(reln, forknum)); + Assert((uint64) blocknum + (uint64) nblocks <= (uint64) mdnblocks(reln, forknum)); #endif while (nblocks > 0) |